Mountains on Pluto: Surface photo reveals surprises

NASA scientists find clues that Pluto could still be alive with geological activity, based on scans from the New Horizons probe. Meanwhile on Earth, Apple updates iPods, and Amazon's Prime Day doesn't quite impress.

All it took was one photo from the surface of Pluto to spark new questions about the distant dwarf planet. Mountains as high as 11,000 feet were found in the first surface photo released by NASA -- and this could be a sign that it's still geologically active.

CNET Update delivers the tech news you need in under three minutes. Watch Bridget Carey every afternoon for a breakdown of the big stories, hot devices, new apps, and what's ahead. Subscribe to the podcast via the links below.